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authorLinus Torvalds <torvalds@linux-foundation.org>2008-12-31 15:57:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2008-12-31 15:57:56 -0800
commitb58602a4bac012b5f4fc12fe6b46ab237b610d5d (patch)
tree38929e210a723f67fe2b945f37264bf3aae3c2c4 /fs/ext3
parentdb200df0b3530f673d8e9f5bd535e9e10305842a (diff)
parent1f3403fa640f9f7b135dee79f2d39d01c8ad4a08 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: (34 commits) nfsd race fixes: jfs nfsd race fixes: reiserfs nfsd race fixes: ext4 nfsd race fixes: ext3 nfsd race fixes: ext2 nfsd/create race fixes, infrastructure filesystem notification: create fs/notify to contain all fs notification fs/block_dev.c: __read_mostly improvement and sb_is_blkdev_sb utilization kill ->dir_notify() filp_cachep can be static in fs/file_table.c fix f_count description in Documentation/filesystems/files.txt make INIT_FS use the __RW_LOCK_UNLOCKED initialization take init_fs to saner place kill vfs_permission pass a struct path * to may_open kill walk_init_root remove incorrect comment in inode_permission expand some comments (d_path / seq_path) correct wrong function name of d_put in kernel document and source comment fix switch_names() breakage in short-to-short case ...
Diffstat (limited to 'fs/ext3')
-rw-r--r--fs/ext3/ialloc.c6
-rw-r--r--fs/ext3/inode.c7
-rw-r--r--fs/ext3/namei.c15
3 files changed, 24 insertions, 4 deletions
diff --git a/fs/ext3/ialloc.c b/fs/ext3/ialloc.c
index 490bd0ed7896..5655fbcbd11f 100644
--- a/fs/ext3/ialloc.c
+++ b/fs/ext3/ialloc.c
@@ -579,7 +579,10 @@ got:
ext3_set_inode_flags(inode);
if (IS_DIRSYNC(inode))
handle->h_sync = 1;
- insert_inode_hash(inode);
+ if (insert_inode_locked(inode) < 0) {
+ err = -EINVAL;
+ goto fail_drop;
+ }
spin_lock(&sbi->s_next_gen_lock);
inode->i_generation = sbi->s_next_generation++;
spin_unlock(&sbi->s_next_gen_lock);
@@ -627,6 +630,7 @@ fail_drop:
DQUOT_DROP(inode);
inode->i_flags |= S_NOQUOTA;
inode->i_nlink = 0;
+ unlock_new_inode(inode);
iput(inode);
brelse(bitmap_bh);
return ERR_PTR(err);
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index f8424ad89971..c4bdccf976b5 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -37,6 +37,7 @@
#include <linux/uio.h>
#include <linux/bio.h>
#include <linux/fiemap.h>
+#include <linux/namei.h>
#include "xattr.h"
#include "acl.h"
@@ -2817,9 +2818,11 @@ struct inode *ext3_iget(struct super_block *sb, unsigned long ino)
inode->i_op = &ext3_dir_inode_operations;
inode->i_fop = &ext3_dir_operations;
} else if (S_ISLNK(inode->i_mode)) {
- if (ext3_inode_is_fast_symlink(inode))
+ if (ext3_inode_is_fast_symlink(inode)) {
inode->i_op = &ext3_fast_symlink_inode_operations;
- else {
+ nd_terminate_link(ei->i_data, inode->i_size,
+ sizeof(ei->i_data) - 1);
+ } else {
inode->i_op = &ext3_symlink_inode_operations;
ext3_set_aops(inode);
}
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index 3e5edc92aa0b..297ea8dfac7c 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -1652,9 +1652,11 @@ static int ext3_add_nondir(handle_t *handle,
if (!err) {
ext3_mark_inode_dirty(handle, inode);
d_instantiate(dentry, inode);
+ unlock_new_inode(inode);
return 0;
}
drop_nlink(inode);
+ unlock_new_inode(inode);
iput(inode);
return err;
}
@@ -1765,6 +1767,7 @@ retry:
dir_block = ext3_bread (handle, inode, 0, 1, &err);
if (!dir_block) {
drop_nlink(inode); /* is this nlink == 0? */
+ unlock_new_inode(inode);
ext3_mark_inode_dirty(handle, inode);
iput (inode);
goto out_stop;
@@ -1792,6 +1795,7 @@ retry:
err = ext3_add_entry (handle, dentry, inode);
if (err) {
inode->i_nlink = 0;
+ unlock_new_inode(inode);
ext3_mark_inode_dirty(handle, inode);
iput (inode);
goto out_stop;
@@ -1800,6 +1804,7 @@ retry:
ext3_update_dx_flag(dir);
ext3_mark_inode_dirty(handle, dir);
d_instantiate(dentry, inode);
+ unlock_new_inode(inode);
out_stop:
ext3_journal_stop(handle);
if (err == -ENOSPC && ext3_should_retry_alloc(dir->i_sb, &retries))
@@ -2174,6 +2179,7 @@ retry:
mapping_gfp_mask(inode->i_mapping) & ~__GFP_FS);
if (err) {
drop_nlink(inode);
+ unlock_new_inode(inode);
ext3_mark_inode_dirty(handle, inode);
iput (inode);
goto out_stop;
@@ -2221,7 +2227,14 @@ retry:
inc_nlink(inode);
atomic_inc(&inode->i_count);
- err = ext3_add_nondir(handle, dentry, inode);
+ err = ext3_add_entry(handle, dentry, inode);
+ if (!err) {
+ ext3_mark_inode_dirty(handle, inode);
+ d_instantiate(dentry, inode);
+ } else {
+ drop_nlink(inode);
+ iput(inode);
+ }
ext3_journal_stop(handle);
if (err == -ENOSPC && ext3_should_retry_alloc(dir->i_sb, &retries))
goto retry;